Technician Information for John Kooy

First NameJohn
Last NameKooy
Technician ID01168

Associated Labs

Total 1 item.
Lab NameManager NameFull AddressDistrictPage Alias
CT D01 - Redwood Valley Field LaboratoryBrian Winter6301 North State Street, Redwood Valley, CA 954701Lab 1

Test Methods

California Test (CT) Certifications

Total 40 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
CT 105 Calculations - Gradings (JTCP - HMA I / S&A)2025-05-13ActiveAvinash Ralla(No lab)(No comments)
CT 125 ADMIX Sampling - ADMIXTURE 2020-02-28ExpiredDarla GhidinelliLab 1(No comments)
CT 125 AGG Sampling - AGGREGATES (JTCP - HMA I / S&A)2025-05-13ActiveAvinash RallaLab 1(No comments)
CT 125 BIT Sampling - BITUMINOUS 2020-02-28ExpiredDarla GhidinelliLab 1(No comments)
CT 125 CEM Sampling - CEM 2020-02-28ExpiredDarla GhidinelliLab 1(No comments)
CT 125 GEN Sampling - GENERAL 2020-02-28ExpiredDarla GhidinelliLab 1(No comments)
CT 125 HMA Sampling - HMA (JTCP - HMA I)2025-05-13ActiveAvinash RallaLab 1(No comments)
CT 201 Sample Preparation - Soil and Aggregates (JTCP - S&A)2025-05-20ActiveAvinash RallaLab 1(No comments)
CT 202 Sieve analysis - Fine and Coarse Aggregates (JTCP - S&A)2025-05-20ActiveAvinash RallaLab 1(No comments)
CT 205 Percent Crushed Particles (JTCP - S&A)2025-05-20ActiveAvinash RallaLab 1(No comments)
CT 206 SpG & Absorption - Coarse Aggregates 2018-07-01ExpiredLoren Lee(No lab)(No comments)
CT 207 SpG & Absorption - Fine Aggregates 2018-07-01ExpiredLoren Lee(No lab)(No comments)
CT 208 Apparent SpG - Fine Aggregates 2018-07-01ExpiredLoren Lee(No lab)(No comments)
CT 211 LA Rattler 2020-02-28ExpiredLoren Lee(No lab)(No comments)
CT 212 Unit Weight of Aggregates 2020-02-28ExpiredLoren LeeLab 1(No comments)
CT 216 Relative Compaction - Soils and Aggregates (JTCP - S&A)2025-05-20ActiveAvinash RallaLab 1(No comments)
CT 217 Sand Equivalent (JTCP - S&A)2025-05-20ActiveAvinash RallaLab 1(No comments)
CT 226 Moisture Content - Soils and Aggregates (JTCP - S&A)2025-05-20ActiveAvinash RallaLab 1(No comments)
CT 227 Cleanness Value (JTCP - S&A)2025-05-20ActiveAvinash RallaLab 1(No comments)
CT 229 Durability (JTCP - S&A)2025-05-20ActiveAvinash RallaLab 1(No comments)
CT 231 Relative Compaction - Nuclear Gage 2025-07-06ActiveAlexis EnglandLab 1(No comments)
CT 306 Reducing Samples of Asphalt Mixtures (JTCP - HMA I)2025-05-13ActiveAvinash Ralla(No lab)(No comments)
CT 308 Bulk SpG and Density - HMA 2018-07-01ExpiredLoren LeeLab 1(No comments)
CT 309 Max SpG and Density - HMA 2018-07-01ExpiredLoren LeeLab 1(No comments)
CT 368 OBC of OGAC 2018-07-01ExpiredLoren Lee(No lab)(No comments)
CT 370 Moisture Content by Microwave 2020-02-28ExpiredLoren Lee(No lab)(No comments)
CT 375 AC Density by Nuclear Gage 2020-02-28ExpiredDarla Ghidinelli(No lab)(No comments)
CT 379 AC Content by Nuclear Gage 2018-03-01ExpiredLoren LeeLab 1(No comments)
CT 382 AC Content by Ignition Oven 2018-07-01ExpiredLoren LeeLab 1(No comments)
CT 504 Air Content of PCC - Pressure Method (JTCP - PCC)2023-08-11ExpiredSarbjit GrewalLab 1(No comments)
CT 518 Unit Weight - PCC (JTCP - PCC)2023-08-11ExpiredSarbjit GrewalLab 1(No comments)
CT 521.1 Compressive Strength - PCC (ASTM C39 / C617) 2025-06-27ActiveAlexis EnglandLab 1(No comments)
CT 521.2 Compressive Strength - PCC (ASTM C39 / C1231) 2020-02-28ExpiredDarla GhidinelliLab 1
Created based on CT521 certificate ID19091
CT 523.1 Section B.1 & B.2 Flexural Strength (Field Fabrication) (JTCP - PCC)2023-08-11ExpiredSarbjit Grewal(No lab)(No comments)
CT 533 Ball Penetration - PCC 2020-02-28ExpiredDarla GhidinelliLab 1(No comments)
CT 539 Sampling Fresh Concrete (JTCP - PCC)2023-08-11ExpiredSarbjit GrewalLab 1(No comments)
CT 540 Making Cylinders - PCC (JTCP - PCC)2023-08-11ExpiredSarbjit GrewalLab 1(No comments)
CT 543 Air Content of PCC - Volumetric Method (JTCP - PCC)2023-08-11ExpiredSarbjit Grewal(No lab)(No comments)
CT 556 Slump - PCC (JTCP - PCC)2023-08-11ExpiredSarbjit GrewalLab 1(No comments)
CT 557 Temperature - PCC (JTCP - PCC)2023-08-11ExpiredSarbjit GrewalLab 1(No comments)

AASHTO/ASTM Proficiencies

Total 14 items.
Test MethodExpiration DateStatusIA ResponsibleWithin Lab(s) ScopeComments
AASHTO T248 Reducing Samples of Agg. (JTCP - HMA I)2021-04-06ExpiredBiplab BhattacharyaLab 1(No comments)
AASHTO T11 Sieve Analysis (Washing) - Fine Aggregates (JTCP - HMA I)2025-05-13ActiveAvinash RallaLab 1(No comments)
AASHTO T27 Sieve Analysis - Fine and Coarse Aggregates (JTCP - HMA I)2025-05-13ActiveAvinash RallaLab 1(No comments)
AASHTO R47 Reducing Samples of HMA (JTCP - HMA I)2025-05-13ActiveAvinash RallaLab 1(No comments)
AASHTO R76 Reducing Samples of Agg (JTCP - HMA I)2025-05-13ActiveAvinash RallaLab 1(No comments)
AASHTO T176 Sand Equivalent (JTCP - HMA I)2025-05-13ActiveAvinash RallaLab 1(No comments)
AASHTO T255 Evaporable Moisture Content (JTCP - HMA I)2025-05-13ActiveAvinash RallaLab 1(No comments)
AASHTO T329 Moisture Content (Oven Method) - HMA (JTCP - HMA I)2025-05-13ActiveAvinash RallaLab 1(No comments)
AASHTO T335 Percentage of Fracture (JTCP - HMA I)2025-05-13ActiveAvinash RallaLab 1(No comments)
AASHTO T166 Bulk SpG of Compacted HMA - SSD (JTCP - HMA II)2025-05-26ActiveAvinash RallaLab 1(No comments)
AASHTO T209 Max SpG and Density - HMA (JTCP - HMA II)2025-05-26ActiveAvinash RallaLab 1(No comments)
AASHTO T269 Percent Air Voids - HMA (JTCP - HMA II)2025-05-26ActiveAvinash Ralla(No lab)(No comments)
AASHTO T275 Bulk SpG - HMA (JTCP - HMA II)2025-05-26ActiveAvinash RallaLab 1(No comments)
AASHTO T308 AC Content (Ignition Oven) - HMA (JTCP - HMA II)2025-05-26ActiveAvinash RallaLab 1(No comments)